Dolma 2

Void-containing no matter

Vesicles- sphereical openings on the outer level of lava due to exploding gas bubbles

Porosity-the volume of open spaces in the soil or a rock

Cavities- hollow part of a rock

Sorting-The Degree of likeliness between two or more particle size sediments

Permeability- the measure of material that tranfers water

transmit- to send or move water

Specific yields- the portion that will drain under the influence of the earth's gravity

specific retention- the part of material that is retained as a film on particles and rock surfaces and in tiny openings

aquitard - unbreakable layers that stop water from passing through them

aquifers- permeable rock strata's or sediments that transmit ground water freely

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